Robert O'Keefe, general manager at Air Serve Corp., shows off a washer he picked up while inspecting the fifth runway at Hartsfield-Jackson Atlanta International Airport. Damage from foreign objects costs the aerospace industry an estimated $4 billion a year.

A casualty of the tomatina tomato fight lies in a puree of squashed tomatoes in the village of Bunol, Spain. The town's streets were awash with red vegetable matter and juice after thousands pelted each other with ripe tomatoes during the annual fiesta.